patch applied (packages/Cabal): Simplify the parser for flags in conditions

[Ian Lynagh]

Thu Mar 27 15:16:32 PDT 2008  Duncan Coutts <duncan at haskell.org>
  * Simplify the parser for flags in conditions
  It's a bit more consistent.

    M ./Distribution/PackageDescription/Configuration.hs -6 +5

View patch online:
http://darcs.haskell.org/packages/Cabal/_darcs/patches/20080327221632-adfee-4293c4afa90725d9a92130f51e174528e8561abe.gz